<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css">
    <script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>
    <script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>
<h2>用户登录===========</h2>
<form role="form" action="/UserLoginServlet" method="post">
    账号：<input type="text" name="name">
    密码：<input type="password" name="password"> <br/>
    <input type="submit" value="登录">
</form>
</body>
</html>